FREDERICK A. MUHLENBERG (1750-1801) Lutheran clergyman elected to the Continental Congress and first Speaker of the House of Representatives. Partly-printed war date D.S. as Speaker of the Pennsylvania legislature, 1p. oblong 8vo., Philadelphia, Apr. 10, 1781, an order to pay William Harris the sum of £63 for "Sixty three Days attendance in Assembly...". Also signed by Harris in receipt of the same. Repairs and mounting remnants on verso, very good. $100-150